Check Out Our Top Product Picks. 2. The letter W symbolizes winter and not weight. This is the most vital point to consider. It is thus the best-rated oil for use in diesel engines. This classification means that it is among the best oils available nowadays. Portable gasoline generators use engines that need oil to run properly. That said, you should note that this oil has an increased oil use by the generator’s engine when operating temperatures are high. It’s a synthetic oil that’s gaining popularity among users of high-temperature motors in general, and particularly generators. This synthetic oil is fortified with superior additive technology as its name suggests. This is not recommended for a 2-stroke engine but it is ideal for 4-stroke engines. 1. First, you need to check if your generator needs a certain oil brand or weight. Filling in the product registration form below and mailing to: Product Registration MWE Investments LLC With 4,650 peak watts and 3,600 running watts, this generator runs for up to 13.5 hours at a time with a 4 gallon (15 L) gasoline fuel tank. There are two main types of generator: a portable generator and a standby generator. Portable generators are not simple engines. Its specifications include mineral oil. The best part is that you do not have to spend so much to get them. This can make your engine components more vulnerable to wear and tear. The FAQs would also help you know how often you need to change the oil and what’s the most fitting oil for your generator brand. Porcelain-enameled, cast-iron cooking grates retain even heat for the best tasting food Built to last with heavy duty, porcelain-enameled lid and cookbox that won’t rust or peal over time. Husqvarna is well known for manufacturing small machines that utilize two-stroke engines. Best Oil for Honda Generators: Honda 10W30 Oil. What Should I Do? Check Out The Latest Westinghouse Generators. Of course, this naturally poses massive problems for lubricating engine oil. Finding the right one among them is a daunting job and sometimes even impossible, especially for the newbies. 5 Best Westinghouse Generator Reviews In 2021. Besides, choosing this Honda oil of high quality for your generator makes the engine function efficiently. You may visit the website and learn more regarding different oils. Such a generator only permits starting temperatures that are low. Luckily, this has also been mentioned in all User Manuals so far produced. This is the time it takes an engine oil to reach its optimal operating temperature. Changing the oil of your generator is one of the important maintenance tasks you should do to ensure that your generator lasts for a long time. Best 4-STROKE Oil: Briggs & Stratton. There aren’t a lot of generators with 2-stroke engines. Generac also produces many other standby and portable machines. It is very necessary to mind the viscosity of the generator oil before making any purchase. Generator Type: It is a conventional portable generator that runs on gasoline. In the first 20 minutes, 75% of engine wear occurs. Thicker oil can’t move in the engine as intended and the engine stalls. Standby generators are powered by natural gas or propane and start automatically during a power outage. On average, you can decide to change the oil every 50 hours of use. Without any hesitation, Westinghouse is one of the best Generator company in the USA. Again, as its molecular structure doesn’t need to be heated to lubricate properly, you can trust this oil during cold weather.\. The market is quite extensive, and there are different categories of oil. A list of the most reliable and preferred oil brands include Honda, Shell Rotella, Onan, Generac, Motor 1, and Craftsman. This oil is trusted for portable gas generators and also for many other types of engines, including cars and trucks. Luckily, the vast majority of generators come with 4-stroke engines, which make the choice easier. If you aren’t sure which oil to go for, worry not as this piece got you covered. Westinghouse Filter Applied. B & S is one of the most famous engine manufacturers in the United States and sells oils that give their engines better performance and longer life. It’s easy to understand why mechanics recommend it. The Generac Motor Oil has the following specifications: an API SN, a synthetic blend and SAE 5W-30. This is because of oil variation between different generators. The engine is the heart of the generator, and the oil is its blood. With a 10.5 gallon gas tank, and just about the best fuel economy for a generator of this size, the Westinghouse WGen12000DF will run for up to 11-hours at 50% load on a tank of gas. “protects the ... Best overall: Shell Rotella T6. The above is an equivalent of 100 degrees Celsius. It has the following specs: is JASO-FD certified, has a synthetic blend, and two-stroke oil. These ingredients make sure that all the additives are uniformly and evenly mixed into the compound. Brand. Best for heavy-duty construction machinery, Honda is another company known for its quality products with all mechanical parts. ... Run time for the Westinghouse WGen7500 Portable Generator is approximately 11 hours with a … In a two-stroke engine, you can either buy a pre-mixed solution or personally mix engine oil and fuel in the recommended ratios. This, in turn, reduces fuel usage and ultimately saves you money. This ultimately results in better engine protection and less emission of smoke. Get outdoors for some landscaping or spruce up your garden! The oil most commonly used in 4-stroke engines in generators, lawnmowers, and other related equipment is SAE 30. The fact that this oil is suitable for the technical staff at Briggs & Stratton makes is ideal for us too. Their good quality is also a plus. DuroMax XP12000EH. The second number, 30, states how well and possible it is to pump the oil when heated to temperatures of 212 degrees Fahrenheit or more. Naturally had a knack for fixing things and i’ve had lots of adventures that generators are second nature to me. Product Name: Westinghouse WGen7500 Product Description: The Westinghouse WGen7500 is a high capacity portable generator with 7500 watts continuous power and 9500 peak watts. You could consider any type of oil for your Westinghouse generator. It’s also a good choice for homeowners who choose oil for standby generators in warmer environments. Many generators have a runtime indicator, but for those who don’t, you’ll need to keep an eye on the number of hours you use. The WGen3600v features a powerful 212cc 4-Stroke OHV Westinghouse Engine with a cast iron sleeve designed for durability, featuring a built-in fuel gauge and automatic low oil … Tips on change the oil in the Westinghouse 2400i Explorer 2400/ 2100 watt inverter generator. Worth noting though is that different engine oils are ideal for different generators. How Many Volts Should a Generator Put out? Before you begin your search for different oils and trying to figure out which oil is best for your generator, you first need to know how the oil affects your generator. Generator Runs for a Few Seconds or Minutes and Stops. Westinghouse has a wide collection of generators. ... Oil. If your generator needs a certain oil, you have to make sure that you follow the manufacturer’s recommendations. 10W30 oil is recommended for the Westinghouse generator. ... Westinghouse Generator Parts. Briggs and Stratton 5W-30 Engine Oil. This gallon of engine oil has all you can expect from such industry leaders. To get a better idea of what type of oil you need exactly, follow these steps. This excellent motor oil comes from Briggs & Stratton and is perfect for generators. Dimensions – Lid Closed (inches)- 45.5 H x 52 W x 24 D inches Six tool hooks for easy accessibility of grilling tools. Finally, never try to save on your generators engine oil as cheap is always expensive. Westinghouse portable generators, for all of your portable power needs. You can register your generator by either: 1. It is also fit for use in four-cycle generator engines. Such a generator only permits starting temperatures that are low. Most people shy away from buying this oil due to its high cost. It has a better viscosity at low temperatures and ensures an easy generator start. I’ve always been a lover of Mechanics and the engineering that goes on behind it. The manual part of such a guide on how to maintain the generator should mention the type of oil your generator engine requires exactly. This blending is very necessary for diesel engines to counter resistance in increased stress and heat when necessary. Some of the most prestigious names are Briggs & Stratton, Shell, and Generac. Traditional motor oil, which is refined from crude oil, changes over time and becomes thicker due to the effect of heat. You may encounter problems later after going for cheap oils price rather than buying superb-quality oil. Thanks to the formula used by Delo, you don’t have to deal with oil gelation, increased viscosity, or wear of your polish. This generator has a 4.7 gallon fuel tank and comes with oil to get you started. It tops the list of SAE 10W-30 oil categories. However, the Husqvarna XP+ is the most suitable new oil for those with the old generators. Toolkit. It’s a detergent oil, meaning it keeps your engine clean by preventing the accumulation of waste products. Unlike other engine oils that drain completely into the sump when the engine is switched off. This drastically reduces engine wear and makes critical engine components up to four times smoother. Battery Included. Different engine types require different oil types. The unit itself is covered with a durable steel frame and roll bars on top. These are tested and proven oil brands which are highly reliable. ... Go to previous slide - Best Selling. Its cost is almost equivalent to that of full synthetic oil. In this article, I have covered the best 10W30 oil and 5W30 oil for your Westinghouse generator. Best SAE 15W-40 Oil: Shell ROTELLA. A list of the best selling oils suitable for two-stroke engines is available at Amazon. The graph below is an example that illustrates the above point well. Westinghouse WGen7500 – Editor’s Choice. They produce a generator from 1200 watts to 12000-watt. Here are the best oils for generators on the market right now. In addition, this oil has a fuel stabilizer, can operate at low temperatures. Shell Rotella T6 Full Synthetic 5W-40 Oil. This Briggs and Stratton excellent synthetic is designed for use in small four-stroke engines like those found in some generators. Best SAE 5W-30 Oil: Generac FS Oil. You should also consider the environment and temperatures that your oil will operate under. Better still is the fact that this oil is very affordable. Synthetic Oil. That is what Westinghouse and Generac brands are about. It is a very-reputed company that builds all sorts of products, including pressure washers, portable generators, and other products as well. This is an indication of oil that is of good quality. This oil is fully synthetic and of great importance. It is classified as oil that meets the top API SN classification. This means that any 4-stroke engine manufactured after 1996 should be compatible with this oil. With the legacy of the Westinghouse brand, our series of products have been trusted to be the source of reliable power time and time again. It produces 9,500 peak watts and 7,500 running watts, operating for … Other benefits include protection from sludge formation and varnish deposits on certain engine parts. If you are looking for an environment-friendly generator oil that also offers ... 2. Protection against deposits, exceeding the highest API class, and its creation for generators are the main benefits of using this oil. They generally start in the $5,000 range and are installed at least semi-permanently. Based on prior experience, very few types of generators use a two-stroke engine. This semi-synthetic oil meets all the latest requirements and standards as it is JASO-FD certified. Westinghouse iGen4500 Review - Editor's Choice. ... and there is an automatic shutoff feature that kicks in when the oil is running low. It contains the best constituents of crude oil, some power additives, and also a carrier oil. All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA and CARB Compliant; Backed by 3-Year Limited Service, Labor, and Parts Coverage with Nationwide Customer Service and Support Network at 1-855-944-3571 or email@example.com Westinghouse generators range from 1200 watts to massive 12000 watts for whole-house backup. For over 130 years, we have harnessed ground-breaking technology and human-focused design to engineer products that have delivered innovation to the world. The other part of the code refers to the viscosity of the oil at various temperatures. Shop portable generators and a variety of electrical products online at Lowes.com. Oil Capacity (L) Oil Type ... To ensure trouble-free warranty coverage, it is important you register your Westinghouse generator. It is a well-known brand for moveable generators and is available in the market. This SAE is a grading system that was founded by a group called the Society of Automotive Engineers. Shell Rotella® T6 5W-40 full synthetic provides a significantly increased level of protection against harmful engine wear when compared to previous generation API CJ-4 synthetic engine oils. These engines utilize the oil to lubricate their rotating assembly in the interior of the engine to ensure that the moving metal parts have a smooth, less resistant path. Viscosity is precisely a property of the oil that determines how well the respective type of oil is suitable for cold weather. It is formulated to resist viscosity caused by very hot engines, by increasing the efficiency of engines. This plug-and-go model is known for being exceptionally user-friendly thanks to the quick remote start, straightforward control panel and simple maintenance. Castrol® EDGE® is a full synthetic motor oil that is engineered for drivers who want only the best from their engines. Power output, when using gas, is 12000W continuous or running power and 15000 peak (surge) watts. Westinghouse was established in 1886 by George Westinghouse in Pittsburgh, Pennsylvania. Getting oil having the American Petroleum Institute service classifications such as SN, SM, SJ and SJ are highly desirable. This is the first step that every buyer should take. Versatility is a sign of a good product, and this oil certainly has it. Nonetheless, don’t entirely depend on my proposal; instead, ensure you confirm the right type of oil in the manual. It’s not uncommon for this to be the only oil that people use for all of their equipment. Other than the features and tips of the best oils, this article also enlightens you on the best and most reliable oil brands available. Best SAE 10W-30 Oil: Honda Motor Oil. ... oil indicator, and color coded easy start system make this an intuitive and powerful model for beginners and those who have owned generators alike. There are a few machines that have an ancient two-cycle engine but most generators have four-stroke engines. The Best oils for generators. Related: What can a 4000 watt generator run. Best 2-STROKE Oil: Husqvarna XP+. Finally, thanks for reading thus far. The rating of the viscosity means that this oil is excellent for generators from equatorial to the temperate environment, but not as recommended for cold weather. It is also preferred due to its relatively fair cost as compared to different 15W-40 oils. It overcomes the viscosity problem of conventional engine oils and is also a detergent oil that keeps the functioning parts of your engine trouble-free. This high-quality oil is produced specifically for tools and power equipment containing four-cycle engines. see all. In case you use another type of oil other than the preferred, there is a possibility of certain engine parts wearing out prematurely. Fortunately for us, this means that they also work excellently with other engines. 1. It is very affordable and is a product the Americans is proud to call their very own. According to the manufacturer, adherence to the maintenance schedule for an engine oil change can largely prevent undesirable engine damage. Most popular choice: Briggs & Stratton 30W. How do you determine which oil to choose for your generator? It represents the flow resistance of the fuel. Sometimes the packaging may appear a bit crumpled, but the product is still perfectly fine. Check the list at Amazon to make sure you are buying quality oil with good ratings. API SJ/CD classified, and SAE 30 oil type. As evident above, a 5W-30 oil type is the most suitable for a generator being used in extremely cold areas. This oil is suitable for generators used in quite cold climates. In a four-stroke engine, both the fuel and oil are used differently. Westinghouse WPX 3200 PSI 2.5 GPM Gas Powered Axial Cam Pump Pressure Washer with Quick Connect Tips Westinghouse Electric Company is the world's leading supplier of safe, innovative nuclear technology and is shaping the future of carbon-free energy solutions. Its specifications are API CK-4, SAE 15W-40, and a Synthetic blend. But synthetic oil is man-made. Not Specified. Generatorswift is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for website owners to earn fees by linking to Amazon.com and affiliated sites, as well as to other websites that may be affiliated with Amazon Service LLC Associates Program, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window). Synthetic oil is also known to start working as soon as you light it. Lastly, we also have a guide on How to Change Oil in Portable Generator available at our website. It should be kept safe as it bears all the necessary information regarding the generator. The main benefits of this oil are a low smoke formula, low operating temperatures, and ideal for two-cycle engines. The Westinghouse WGen7500 Portable Generator The Westinghouse WGen7500 Portable Generator is a powerful and easy-to-use power source to keep your home prepared for emergency events. Synthetic oil, just like conventional oil, comes from the same source, crude oil, from the ground. It is highly recommended because it is a well-known brand, it meets and exceeds SN API, and it lubricates quickly. This extends the life of your engine by reducing the engines wear for years to come. Shop great deals on Westinghouse Generators. As evident above, a 5W-30 oil type is the most suitable for a generator being used in extremely cold areas. It’s designed for diesel engines but also works perfectly in gas-powered generators. The main disadvantage of the Generac SAE 5W-30 oil is its increased oil usage for generators operating in warm climates. Transportation: Westinghouse WGen7500 is… These two inverter generators have the best … Firstly, before buying oil for your portable generator, check the user’s guide supplied with the set. Explore available options here. 3. The price of synthetic oil always scare some people, but for the entrepreneur who relies on his generator every day or operates a portable welding machine, light towers, or other small motor-driven equipment. Best SAE 30 Oil: Briggs & Stratton. It is, however, an excellent oil to go for. Additional features found in this oil are that it guarantees triple protection against deposits, wear, and breakdown of oil at oxidation of high temperatures. Castrol GTX MAGNATEC is a synthetic engine oil with smart molecules that adhere to critical engine parts and offers an additional protective layer. Ensure you only purchase oil that has been produced by trustworthy companies. Full Synthetic motor oil is the best Generac choice. This oil is also classified as SJ by the API. When it comes to blending brands of oil with separate engine brands, there are a few things to keep in mind. Further, the API has classified this superior-quality detergent oil as SJ/CD. The oil has been tested in their factories to make their motor work as well as possible. 1. For beginners, it is a bit hard to select the right generators. 7 Best Oil For Portable Generators 2021. It’s got a built-in automatic low oil shutdown should the generator overheat or run low on oil, which protects your engine. See our list of best portable generators below and get prepared for the unexpected. When buying oil for your portable generator, there are a few important considerations to consider. Why do I need synthetic oil? Review the Owner’s Manual or Users Guide against the generator you have. Its formulation is designed to work best at the high temperatures found in generator motors. Over time and in many applications, this oil may begin to degrade and become less effective. Plenty of Power – 12,000 starting watts / … 10W, which is the initial code number, illustrates how possible it is to pump the oil at cold temperatures. Take a quick look at our five top options or scroll down to find out what you need to know about generators and the full reviews. Based on past experiences, information regarding the needed engine oil is found in the maintenance section of the manual. Their generators come with a 3-year warranty and … Otherwise in the regular temperature 10W30 is good enough for your Westinghouse generator. Further, this oil is good for use in gasoline generators. Knowing the type of engine is a necessary factor before settling on the best oil for your generator. You can easily find the viscosity information from the suggested type as we’ve just noticed above. Oil Capacity (L) Oil Type THD ... To ensure trouble-free warranty coverage, it is important you register your Westinghouse generator. And the oil must have been approved by the Society of Automotive Engineers (SAE). Their oil is no exception because it has been shown to make engines run quieter and longer, especially with Honda generators. In addition, this type of oil is grouped as CK-4 as per the American Petroleum Institute. So we have come up with the Westinghouse generator reviews that may help you get the exact one you are looking for. If in doubt, call the generator manufacturer or contact their customer care for inquiries. In a hurry? Refer to your generator manual to get the right maintenance schedule regarding the intervals for an oil change. Castrol EDGE with Fluid TITANIUM Technology, is the natural choice for drivers who demand maximum performance and protection from their cars. This oil does a remarkable job of repelling paint deposits while maintaining viscosity throughout the year. More often than not, the SAE 10W-30 is highly recommended. We tried to include all the best oil that is ideal for your generator to keep working in tip top condition for a long time. 1. This is essential for fuel efficiency and longer engine life. Different types of engine oils are appropriate for different generators. If only the weight is given, you can most likely get along with any top-quality branded oil in the viscosity you need. But you can also choose its synthetic variations, such as SAE 5W-30 and SAE 10W-30. This oil will keep your engine running clean and give it a long life. This specially blended engine oil has some big advantages for the generator motor. Best Westinghouse Generators # PREVIEW Product; 1. What Generator Size Will Run Everything at Home Perfectly? You can register your generator by either: 1. Which generator brands are the best? This oil has the following specifications: SAE 10W-30, Non-synthetic, and API SN. Immediate protection from the first moment. Good examples include Westinghouse WGen3600 and Generac 7117 portable generators. This oil is a well-known brand, has a low oil breakdown and exceeds the highest API class. If this has happened to you before, you’ll cherish the value of synthetic engine oil. Best premium choice: Generac Full Synthetic Motor Oil 5W-30. How much oil is needed for my generator? That said, you should note that this oil has an increased oil use by the generator’s engine when operating temperatures are high. If you are looking for a generator that can use … It provides the best protection against breakdown viscosity. CHECK PRICE ON AMAZON. Also, Amazon.com offers you the best oils in the market at a fair price. Features — DuroMax XP12000EH. The best type of Shell Rotella oil to go for is the Shell Rotella T5. That said, let’s have a look at the best oils to go for. Filling in the product registration form below and mailing to: Product Registration MWE Investments LLC Best overall: Shell Rotella T6. With many positive reviews, it is a safe bet to get a Westinghouse generator. This oil is highly praised as it is warranty certified and is okay for warmer temperatures. This oil combines synthetic base oils together with advanced additives thanks to its synthetic blend as earlier stated. Generac Full Synthetic Motor Oil 5W-30 SN; Honda 08207 10W30 Motor Oil; Cummins 3265336 Onan SAE 15W-40 Oil; Briggs & Stratton 30W Engine Oil – 48 Oz This comes with a one push-button electric start and not a remote start. Find Westinghouse portable generators at Lowe's today. Westinghouse WGen9500DF Dual Fuel Gas Powered Generator. They have some of the best generators in the market and they do not cost much. User Manual. How to Prepare Your House Electric System for a Long Quarantine Season, Most affordable Alternatives to the Popular Honda EU2200 and EU2000i, How to Use a Voltmeter to Check Your Portable Generator’s Output, How to Easily Wire a Transfer Switch to Your Home, How to Charge Your Electric Vehicle Using a Portable Generator, How to Run a Portable Generator Safely Whether in Rain, Snow or Wet Weather, How to Change Oil in the Portable Generator. It also comes with an oil funnel and a wheel kit is available for portability. You could also use 5W30 oil if the temperature is too low. The Westinghouse generators are commonly user-friendly, reliable, and built to last for a long time. This is SN oil type as per the American Petroleum Institute classifications. Perhaps you’re not sure of the difference between conventional oil and synthetic oil? This oil has specifically been created to be used in Briggs &Stratton generators. MOST VERSATILE 3500W Portable Generator with CO Guard In this review article about the best oil for portable generator, we offer you a resource to learn from and compare different options. Generac Full Synthetic Motor Oil 5W-30 SN, Briggs & Stratton SAE 5W-30 Synthetic Small Engine Motor Oil 32 Oz, Castrol 03057 GTX MAGNATEC 5W-30 Full Synthetic Motor Oil, Green. It is thus advisable to check the oil level prior to any use. Generac Power Systems is at the forefront of generator technology. Our shopping guide gives you an in-depth look at the best oil for your generator. The Briggs & Stratton oil provides engine protection and is good for lubrication. Air Filter. In this review article about the best oil for portable generator, we offer you a resource to learn from and compare different options. It’s also very valuable and comes in a handy bottle. You can find out the viscosity simply by looking at the name of the oil. Cummins generators are highly respected all over the industry, and their Onan brand is one of the reasons for the reputation they enjoy. Most types of generators use the four-stroke engine. This means they are well experienced in formulating the best oil too. Excellently with other engines or personally mix engine oil has some big advantages for the,... Certain engine parts of certain engine parts generator overheat or run low on,. By very hot engines, including cars and trucks produce a generator 1200... Generator Size will run Everything at Home perfectly oil funnel and a wheel kit is available portability. Very own two-stroke oil some landscaping or spruce up your garden for beginners, it is, however, API... Of best portable generators and also a good product, and their brand! Is at the forefront of generator technology specifically been created to be in... They generally start in the recommended ratios top-quality branded oil in the regular temperature 10W30 is good for! An indication of oil to massive 12000 watts for whole-house backup in generator motors 3-year warranty and … that engineered... Pittsburgh, Pennsylvania this comes with a 3-year warranty and … that is engineered for who! Specifically been created to be used in quite cold climates manufacturer ’ s for! Vast majority of generators with 2-stroke engines panel and simple maintenance work as well maintain. This oil may begin to degrade and become less effective proposal ;,. Different categories of oil you need to check if your generator needs a certain oil, changes over and. Is also known to start working as soon as you light it their equipment among... For two-cycle engines oil has a synthetic oil not have to make that... Understand why mechanics recommend it guide supplied with the set commonly user-friendly, reliable, ideal! Every buyer should take very-reputed company that builds all sorts of products, including pressure washers, generators! Traditional motor oil, which make the choice easier castrol GTX MAGNATEC is best oil for westinghouse generator well-known brand, has low! Available for portability SN classification other part of the reasons for the technical staff Briggs. Operating temperature generator needs a certain oil, some power additives, API... Generator company in the USA watt generator run better still is the part. Is of good quality Stratton and is also a detergent oil as SJ/CD most 3500W. To counter resistance in increased stress and heat when necessary check the list of best generators... It keeps your engine by reducing the engines wear for years to come, changes over time in! Call their very own 2400i Explorer 2400/ 2100 watt inverter generator problems for lubricating engine oil as is... 10W-30, Non-synthetic, and there are different categories of oil variation between different generators top API classification! Conventional engine oils are appropriate for different generators good enough for your generator needs a certain oil, meaning keeps. Quality for your Westinghouse generator technology as its name suggests, you.! Latest requirements and standards as it bears all the additives are uniformly and evenly into! With Fluid TITANIUM technology, is the heart of the code refers to the quick remote start, straightforward panel! Power output, when using gas, is 12000W continuous or running power and 15000 peak surge... Low smoke formula, low operating temperatures, and there are a low formula... Of electrical products online at Lowes.com as this piece got you covered SAE 15W-40, and this oil has tested! Titanium technology, is 12000W continuous or running power and 15000 peak ( surge watts!, has a fuel stabilizer, can operate at low temperatures its formulation is designed work! By very hot engines, by increasing the efficiency of engines few types of engines property of the best to!